set_walmart_placement_multipliers

Walmart Connect Write

Set placement bid multipliers (% bid adjustment) for a Walmart campaign

Endpoint

POST https://api.adspirer.ai/api/v1/tools/set_walmart_placement_multipliers/execute

Headers

Authorization: Bearer sk_live_... — your Adspirer API key (required)
Content-Type: application/json (required)
Idempotency-Key: <uuid> — recommended for write operations to make retries safe

Description

Set placement bid multipliers (% bid adjustment) for a Walmart campaign. placement_type for auto campaigns: Buy-Box, Search Ingrid, Home Page, Stock Up; for manual: Buy-Box, Search Ingrid. TROAS campaigns ignore multipliers.

Request body

All tool arguments are wrapped in an arguments object.

Field	Type	Description
`advertiser_id`	`string` optional	Walmart Advertiser ID. Optional when only one advertiser is connected.
`campaign_id`	`string` optional	Campaign id (single).
`placement_type`	`string` optional	Placement type (single). one of: `Buy-Box`, `Search Ingrid`, `Home Page`, `Stock Up`
`multiplier`	`string` optional	Multiplier as a percent (e.g. '110').
`is_auto`	`boolean` optional	True if the campaign is auto-targeted (allows all four placement types). Default true.
`multipliers`	`array` optional	Several at once; each = {campaign_id, placement_type, multiplier, is_auto?}.

Example request

{
  "arguments": {
    "placement_type": "Buy-Box"
  }
}

Example responses

200 — Success

{
  "success": true,
  "data": {
    "text": "(tool-specific textual output for set_walmart_placement_multipliers)",
    "quota": {
      "used": 42,
      "limit": 150,
      "tier": "plus",
      "period_end": "2026-05-01"
    }
  },
  "tool": "set_walmart_placement_multipliers"
}

400 — Tool-level error (bad arguments / multi-account selection)

{
  "success": false,
  "error": "You have 25 meta_ads accounts connected. Please specify which account to use by passing the ad_account_id parameter:\n  - Acme Holdings (ad_account_id=\"act_123456789\")\n  - Acme EU (ad_account_id=\"act_987654321\")",
  "is_error": true,
  "tool": "set_walmart_placement_multipliers"
}

402 — Quota exhausted

{
  "success": false,
  "error": "\ud83d\udea8 Monthly limit reached (150/150 tool calls on Plus tier).\nUpgrade to Pro at https://adspirer.ai to keep building.",
  "is_error": true,
  "tool": "set_walmart_placement_multipliers",
  "quota": {
    "used": 150,
    "limit": 150,
    "tier": "plus",
    "period_end": "2026-05-01",
    "upgrade_url": "https://adspirer.ai"
  }
}

Try it live

Interactive: Swagger UI

Machine-readable: OpenAPI 3.1 spec · llms-full.txt

More tools: Walmart Connect · All tools

Adspirer REST API — get an API key at adspirer.ai/keys · adspirer.ai